Connection between mechanical relaxation and equilibration kinetics in a high-entropy metallic glass

YJ Duan, M Nabahat, Y Tong, L Ortiz-Membrado… - Physical review …, 2024 - APS
The slow transition from an out-of-equilibrium glass towards a supercooled liquid is a
complex relaxation phenomenon. In this Letter, we study the correlation between …

Toward atomic-scale understanding of structure-dynamics-properties relations for metallic glasses

ZY Zhou, Q Yang, HB Yu - Progress in Materials Science, 2024 - Elsevier
Disorder and amorphous systems constitute a large body of modern scientific and
technological research, where metallic glasses represent a simple realistic model material …

Size-dependent vitrification in metallic glasses

V Di Lisio, I Gallino, SS Riegler, M Frey… - Nature …, 2023 - nature.com
Reducing the sample size can profoundly impact properties of bulk metallic glasses. Here,
we systematically reduce the length scale of Au and Pt-based metallic glasses and study …

Time reversibility during the ageing of materials

T Böhmer, JP Gabriel, L Costigliola, JN Kociok… - Nature Physics, 2024 - nature.com
Physical ageing is the generic term for irreversible processes in glassy materials resulting
from molecular rearrangements. One formalism for describing such ageing processes …

Structure and entropy control of polyamorphous transition in high-entropy metallic glasses

Q Yang, XM Yang, T Zhang, XW Liu, HB Yu - Acta Materialia, 2024 - Elsevier
Recently, a putative phase transition has been discovered in metallic glasses that could lead
to two distinct amorphous states. This phenomenon, known as polyamorphism, has …

Geological timescales' aging effects of lunar glasses

Z Chen, Y Zhao, X Chi, Y Yan, J Shen, M Zou… - Science …, 2023 - science.org
Physical aging is a long-lasting research hot spot in the glass community, yet its long-term
effects remain unclear because of the limited experimental time. In this study, we discover …

Plasticity and rejuvenation of aged metallic glasses by ultrasonic vibrations

Z Chen, S Ren, R Zhao, J Zhu, X Li, H Zhang… - Journal of Materials …, 2024 - Elsevier
Metallic glasses (MGs) possess exceptional properties, but their properties consistently
deteriorate over time, thereby resulting in increased complexity in processing. It thus poses a …

Unexpected non-monotonic changing in the heterogeneity of glasses during annealing

Y Tong, F Li, L Song, Y Liu, J Huo, J Qiao, Y Yao… - Journal of Materials …, 2024 - Elsevier
The heterogeneity of glasses has critical influences on the properties. How heterogeneity
evolves during annealing is an intriguing cutting-edge question. In this work, the …

Extreme rejuvenation and superior stability in a metallic glass

XX Li, JG Wang, HB Ke, C Yang, WH Wang - Materials Today Physics, 2022 - Elsevier
Rejuvenation, represented by energy recovery, can markedly improve properties such as
plastic deformability and catalytic activity of glassy materials. However, owing to the …

[HTML][HTML] A perspective on metallic liquids and glasses

KF Kelton - Journal of Applied Physics, 2023 - pubs.aip.org
Metallic glasses have the potential to become transformative materials, but this is hindered
by the lack of ability to accurately predict which metallic alloys will form good glasses …